How severe is CVE-2026-6525?

CVE-2026-6525 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2026-6525 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-6525?

CVE-2026-6525 affects Wireshark. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-6525?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-6525 have an EU (EUVD) identifier?

Yes. CVE-2026-6525 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-26785.

When was CVE-2026-6525 published?

CVE-2026-6525 was published on 2026-05-02 and last updated on 2026-06-17.

CVE-2026-6525

CVE-2026-6525 is a medium-severity vulnerability in Wireshark with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-476.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
EPSS exploit prediction: 0% (8th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-26785
Weakness: CWE-476
Affected product: Wireshark
Published: 2026-05-02
Last modified: 2026-06-17

Description

IEEE 802.11 protocol dissector crash in Wireshark 4.6.0 to 4.6.4

Frequently asked questions

What is CVE-2026-6525?: IEEE 802.11 protocol dissector crash in Wireshark 4.6.0 to 4.6.4
How severe is CVE-2026-6525?: CVE-2026-6525 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2026-6525 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-6525?: CVE-2026-6525 affects Wireshark. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-6525?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-6525 have an EU (EUVD) identifier?: Yes. CVE-2026-6525 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-26785.
When was CVE-2026-6525 published?: CVE-2026-6525 was published on 2026-05-02 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*

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